Home / 5,871.36-8,102.23-3,514.80

Finding the Fourth Proportional to 5,871.36, 8,102.23 and 3,514.80

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Solution

The fourth proportional to 5,871.36, 8,102.23 and 3,514.80 is: 4,850.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.36 : 8,102.23 = 3,514.80 : x
  2. Step 2: Convert to fraction form
    5,871.36/8,102.23 = 3,514.80/x
  3. Step 3: Cross multiply
    5,871.36x = 8,102.23 × 3,514.80
  4. Step 4: Simplify right side
    5,871.36x = 28,477,739.60
  5. Step 5: Solve for x
    x = 28,477,739.60/5,871.36
  6. Step 6: Final answer
    x = 4,850.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.